Random alphanumeric string

[Salih Dincer]

On Monday, 20 June 2022 at 12:40:05 UTC, Cym13 wrote:
>
> This works, but just a gentle reminder that this must not be 
> used to generate secrets (passwords, tokens, IDs whose 
> disclosure could be problematic...). std.random is not 
> cryptographically secure and therefore not fit for any 
> security-related purpose.

Can you explain this a little more? Is it possible to write our 
own randomness algorithms or manipulate Phobos Random()?

SDB at 79